--- /dev/null
+/*
+ * (C) Copyright 2003
+ * Josef Baumgartner <josef.baumgartner@telex.de>
+ *
+ * MCF5282 additionals
+ * (C) Copyright 2005
+ * BuS Elektronik GmbH & Co. KG <esw@bus-elektronik.de>
+ * (c) Copyright 2010
+ * Arcturus Networks Inc. <www.arcturusnetworks.com>
+ *
+ * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc.
+ * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
+ * Hayden Fraser (Hayden.Fraser@freescale.com)
+ *
+ * MCF5275 additions
+ * Copyright (C) 2008 Arthur Shipkowski (art@videon-central.com)
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <watchdog.h>
+#include <asm/immap.h>
+#include <asm/io.h>
+
+#if defined(CONFIG_CMD_NET)
+#include <config.h>
+#include <net.h>
+#include <asm/fec.h>
+#endif
+
+#ifndef CONFIG_M5272
+/* Only 5272 Flexbus chipselect is different from the rest */
+void init_fbcs(void)
+{
+ fbcs_t *fbcs = (fbcs_t *) (MMAP_FBCS);
+
+#if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) \
+ && defined(CONFIG_SYS_CS0_CTRL))
+ out_be32(&fbcs->csar0, CONFIG_SYS_CS0_BASE);
+ out_be32(&fbcs->cscr0, CONFIG_SYS_CS0_CTRL);
+ out_be32(&fbcs->csmr0, CONFIG_SYS_CS0_MASK);
+#else
+#warning "Chip Select 0 are not initialized/used"
+#endif
+#if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) \
+ && defined(CONFIG_SYS_CS1_CTRL))
+ out_be32(&fbcs->csar1, CONFIG_SYS_CS1_BASE);
+ out_be32(&fbcs->cscr1, CONFIG_SYS_CS1_CTRL);
+ out_be32(&fbcs->csmr1, CONFIG_SYS_CS1_MASK);
+#endif
+#if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) \
+ && defined(CONFIG_SYS_CS2_CTRL))
+ out_be32(&fbcs->csar2, CONFIG_SYS_CS2_BASE);
+ out_be32(&fbcs->cscr2, CONFIG_SYS_CS2_CTRL);
+ out_be32(&fbcs->csmr2, CONFIG_SYS_CS2_MASK);
+#endif
+#if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) \
+ && defined(CONFIG_SYS_CS3_CTRL))
+ out_be32(&fbcs->csar3, CONFIG_SYS_CS3_BASE);
+ out_be32(&fbcs->cscr3, CONFIG_SYS_CS3_CTRL);
+ out_be32(&fbcs->csmr3, CONFIG_SYS_CS3_MASK);
+#endif
+#if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) \
+ && defined(CONFIG_SYS_CS4_CTRL))
+ out_be32(&fbcs->csar4, CONFIG_SYS_CS4_BASE);
+ out_be32(&fbcs->cscr4, CONFIG_SYS_CS4_CTRL);
+ out_be32(&fbcs->csmr4, CONFIG_SYS_CS4_MASK);
+#endif
+#if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) \
+ && defined(CONFIG_SYS_CS5_CTRL))
+ out_be32(&fbcs->csar5, CONFIG_SYS_CS5_BASE);
+ out_be32(&fbcs->cscr5, CONFIG_SYS_CS5_CTRL);
+ out_be32(&fbcs->csmr5, CONFIG_SYS_CS5_MASK);
+#endif
+#if (defined(CONFIG_SYS_CS6_BASE) && defined(CONFIG_SYS_CS6_MASK) \
+ && defined(CONFIG_SYS_CS6_CTRL))
+ out_be32(&fbcs->csar6, CONFIG_SYS_CS6_BASE);
+ out_be32(&fbcs->cscr6, CONFIG_SYS_CS6_CTRL);
+ out_be32(&fbcs->csmr6, CONFIG_SYS_CS6_MASK);
+#endif
+#if (defined(CONFIG_SYS_CS7_BASE) && defined(CONFIG_SYS_CS7_MASK) \
+ && defined(CONFIG_SYS_CS7_CTRL))
+ out_be32(&fbcs->csar7, CONFIG_SYS_CS7_BASE);
+ out_be32(&fbcs->cscr7, CONFIG_SYS_CS7_CTRL);
+ out_be32(&fbcs->csmr7, CONFIG_SYS_CS7_MASK);
+#endif
+}
+#endif
+
+#if defined(CONFIG_M5208)
+void cpu_init_f(void)
+{
+ scm1_t *scm1 = (scm1_t *) MMAP_SCM1;
+
+#ifndef CONFIG_WATCHDOG
+ wdog_t *wdg = (wdog_t *) MMAP_WDOG;
+
+ /* Disable the watchdog if we aren't using it */
+ out_be16(&wdg->cr, 0);
+#endif
+
+ out_be32(&scm1->mpr, 0x77777777);
+ out_be32(&scm1->pacra, 0);
+ out_be32(&scm1->pacrb, 0);
+ out_be32(&scm1->pacrc, 0);
+ out_be32(&scm1->pacrd, 0);
+ out_be32(&scm1->pacre, 0);
+ out_be32(&scm1->pacrf, 0);
+
+ /* FlexBus Chipselect */
+ init_fbcs();
+
+ icache_enable();
+}
+
+/* initialize higher level parts of CPU like timers */
+int cpu_init_r(void)
+{
+ return (0);
+}
+
+void uart_port_conf(int port)
+{
+ gpio_t *gpio = (gpio_t *) MMAP_GPIO;
+
+ /* Setup Ports: */
+ switch (port) {
+ case 0:
+ clrbits_be16(&gpio->par_uart, ~GPIO_PAR_UART0_UNMASK);
+ setbits_be16(&gpio->par_uart, GPIO_PAR_UART_U0TXD | GPIO_PAR_UART_U0RXD);
+ break;
+ case 1:
+ clrbits_be16(&gpio->par_uart, ~GPIO_PAR_UART0_UNMASK);
+ setbits_be16(&gpio->par_uart, GPIO_PAR_UART_U1TXD | GPIO_PAR_UART_U1RXD);
+ break;
+ case 2:
+#ifdef CONFIG_SYS_UART2_PRI_GPIO
+ clrbits_8(&gpio->par_timer,
+ ~(GPIO_PAR_TMR_TIN0_UNMASK | GPIO_PAR_TMR_TIN1_UNMASK));
+ setbits_8(&gpio->par_timer,
+ GPIO_PAR_TMR_TIN0_U2TXD | GPIO_PAR_TMR_TIN1_U2RXD);
+#endif
+#ifdef CONFIG_SYS_UART2_ALT1_GPIO
+ clrbits_8(&gpio->par_feci2c,
+ ~(GPIO_PAR_FECI2C_MDC_UNMASK | GPIO_PAR_FECI2C_MDIO_UNMASK));
+ setbits_8(&gpio->par_feci2c,
+ GPIO_PAR_FECI2C_MDC_U2TXD | GPIO_PAR_FECI2C_MDIO_U2RXD);
+#endif
+#ifdef CONFIG_SYS_UART2_ALT1_GPIO
+ clrbits_8(&gpio->par_feci2c,
+ ~(GPIO_PAR_FECI2C_SDA_UNMASK | GPIO_PAR_FECI2C_SCL_UNMASK));
+ setbits_8(&gpio->par_feci2c,
+ GPIO_PAR_FECI2C_SDA_U2TXD | GPIO_PAR_FECI2C_SCL_U2RXD);
+#endif
+ break;
+ }
+}
+
+#if defined(CONFIG_CMD_NET)
+int fecpin_setclear(struct eth_device *dev, int setclear)
+{
+ gpio_t *gpio = (gpio_t *) MMAP_GPIO;
+
+ if (setclear) {
+ setbits_8(&gpio->par_fec,
+ GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC);
+ setbits_8(&gpio->par_feci2c,
+ GPIO_PAR_FECI2C_MDC_MDC | GPIO_PAR_FECI2C_MDIO_MDIO);
+ } else {
+ clrbits_8(&gpio->par_fec,
+ ~(GPIO_PAR_FEC_7W_UNMASK & GPIO_PAR_FEC_MII_UNMASK));
+ clrbits_8(&gpio->par_feci2c, ~GPIO_PAR_FECI2C_RMII_UNMASK);
+ }
+ return 0;
+}
+#endif /* CONFIG_CMD_NET */
+#endif /* CONFIG_M5208 */
+
+#if defined(CONFIG_M5253)
+/*
+ * Breath some life into the CPU...
+ *
+ * Set up the memory map,
+ * initialize a bunch of registers,
+ * initialize the UPM's
+ */
+void cpu_init_f(void)
+{
+ mbar_writeByte(MCFSIM_MPARK, 0x40); /* 5249 Internal Core takes priority over DMA */
+ mbar_writeByte(MCFSIM_SYPCR, 0x00);
+ mbar_writeByte(MCFSIM_SWIVR, 0x0f);
+ mbar_writeByte(MCFSIM_SWSR, 0x00);
+ mbar_writeByte(MCFSIM_SWDICR, 0x00);
+ mbar_writeByte(MCFSIM_TIMER1ICR, 0x00);
+ mbar_writeByte(MCFSIM_TIMER2ICR, 0x88);
+ mbar_writeByte(MCFSIM_I2CICR, 0x00);
+ mbar_writeByte(MCFSIM_UART1ICR, 0x00);
+ mbar_writeByte(MCFSIM_UART2ICR, 0x00);
+ mbar_writeByte(MCFSIM_ICR6, 0x00);
+ mbar_writeByte(MCFSIM_ICR7, 0x00);
+ mbar_writeByte(MCFSIM_ICR8, 0x00);
+ mbar_writeByte(MCFSIM_ICR9, 0x00);
+ mbar_writeByte(MCFSIM_QSPIICR, 0x00);
+
+ mbar2_writeLong(MCFSIM_GPIO_INT_EN, 0x00000080);
+ mbar2_writeByte(MCFSIM_INTBASE, 0x40); /* Base interrupts at 64 */
+ mbar2_writeByte(MCFSIM_SPURVEC, 0x00);
+
+ /*mbar2_writeLong(MCFSIM_IDECONFIG1, 0x00000020); */ /* Enable a 1 cycle pre-drive cycle on CS1 */
+
+ /* FlexBus Chipselect */
+ init_fbcs();
+
+#ifdef CONFIG_SYS_I2C_FSL
+ CONFIG_SYS_I2C_PINMUX_REG =
+ CONFIG_SYS_I2C_PINMUX_REG & CONFIG_SYS_I2C_PINMUX_CLR;
+ CONFIG_SYS_I2C_PINMUX_REG |= CONFIG_SYS_I2C_PINMUX_SET;
+#ifdef CONFIG_SYS_I2C2_OFFSET
+ CONFIG_SYS_I2C2_PINMUX_REG &= CONFIG_SYS_I2C2_PINMUX_CLR;
+ CONFIG_SYS_I2C2_PINMUX_REG |= CONFIG_SYS_I2C2_PINMUX_SET;
+#endif
+#endif
+
+ /* enable instruction cache now */
+ icache_enable();
+}
+
+/*initialize higher level parts of CPU like timers */
+int cpu_init_r(void)
+{
+ return (0);
+}
+
+void uart_port_conf(int port)
+{
+ u32 *par = (u32 *) MMAP_PAR;
+
+ /* Setup Ports: */
+ switch (port) {
+ case 1:
+ clrbits_be32(par, 0x00180000);
+ setbits_be32(par, 0x00180000);
+ break;
+ case 2:
+ clrbits_be32(par, 0x00000003);
+ clrbits_be32(par, 0xFFFFFFFC);
+ break;
+ }
+}
+#endif /* #if defined(CONFIG_M5253) */
+
+#if defined(CONFIG_M5271)
+void cpu_init_f(void)
+{
+#ifndef CONFIG_WATCHDOG
+ /* Disable the watchdog if we aren't using it */
+ mbar_writeShort(MCF_WTM_WCR, 0);
+#endif
+
+ /* FlexBus Chipselect */
+ init_fbcs();
+
+#ifdef CONFIG_SYS_MCF_SYNCR
+ /* Set clockspeed according to board header file */
+ mbar_writeLong(MCF_FMPLL_SYNCR, CONFIG_SYS_MCF_SYNCR);
+#else
+ /* Set clockspeed to 100MHz */
+ mbar_writeLong(MCF_FMPLL_SYNCR,
+ MCF_FMPLL_SYNCR_MFD(0) | MCF_FMPLL_SYNCR_RFD(0));
+#endif
+ while (!(mbar_readByte(MCF_FMPLL_SYNSR) & MCF_FMPLL_SYNSR_LOCK)) ;
+}
+
+/*
+ * initialize higher level parts of CPU like timers
+ */
+int cpu_init_r(void)
+{
+ return (0);
+}
+
+void uart_port_conf(int port)
+{
+ u16 temp;
+
+ /* Setup Ports: */
+ switch (port) {
+ case 0:
+ temp = mbar_readShort(MCF_GPIO_PAR_UART) & 0xFFF3;
+ temp |= (MCF_GPIO_PAR_UART_U0TXD | MCF_GPIO_PAR_UART_U0RXD);
+ mbar_writeShort(MCF_GPIO_PAR_UART, temp);
+ break;
+ case 1:
+ temp = mbar_readShort(MCF_GPIO_PAR_UART) & 0xF0FF;
+ temp |= (MCF_GPIO_PAR_UART_U1RXD_UART1 | MCF_GPIO_PAR_UART_U1TXD_UART1);
+ mbar_writeShort(MCF_GPIO_PAR_UART, temp);
+ break;
+ case 2:
+ temp = mbar_readShort(MCF_GPIO_PAR_UART) & 0xCFFF;
+ temp |= (0x3000);
+ mbar_writeShort(MCF_GPIO_PAR_UART, temp);
+ break;
+ }
+}
+
+#if defined(CONFIG_CMD_NET)
+int fecpin_setclear(struct eth_device *dev, int setclear)
+{
+ if (setclear) {
+ /* Enable Ethernet pins */
+ mbar_writeByte(MCF_GPIO_PAR_FECI2C,
+ (mbar_readByte(MCF_GPIO_PAR_FECI2C) | 0xF0));
+ } else {
+ }
+
+ return 0;
+}
+#endif /* CONFIG_CMD_NET */
+
+#if defined(CONFIG_CF_QSPI)
+
+/* Configure PIOs for SIN, SOUT, and SCK */
+void cfspi_port_conf(void)
+{
+ mbar_writeByte(MCF_GPIO_PAR_QSPI,
+ MCF_GPIO_PAR_QSPI_SIN_SIN |
+ MCF_GPIO_PAR_QSPI_SOUT_SOUT |
+ MCF_GPIO_PAR_QSPI_SCK_SCK);
+}
+#endif /* CONFIG_CF_QSPI */
+
+#endif /* CONFIG_M5271 */
+
+#if defined(CONFIG_M5272)
+/*
+ * Breath some life into the CPU...
+ *
+ * Set up the memory map,
+ * initialize a bunch of registers,
+ * initialize the UPM's
+ */
+void cpu_init_f(void)
+{
+ /* if we come from RAM we assume the CPU is
+ * already initialized.
+ */
+#ifndef CONFIG_MONITOR_IS_IN_RAM
+ sysctrl_t *sysctrl = (sysctrl_t *) (CONFIG_SYS_MBAR);
+ gpio_t *gpio = (gpio_t *) (MMAP_GPIO);
+ csctrl_t *csctrl = (csctrl_t *) (MMAP_FBCS);
+
+ out_be16(&sysctrl->sc_scr, CONFIG_SYS_SCR);
+ out_be16(&sysctrl->sc_spr, CONFIG_SYS_SPR);
+
+ /* Setup Ports: */
+ out_be32(&gpio->gpio_pacnt, CONFIG_SYS_PACNT);
+ out_be16(&gpio->gpio_paddr, CONFIG_SYS_PADDR);
+ out_be16(&gpio->gpio_padat, CONFIG_SYS_PADAT);
+ out_be32(&gpio->gpio_pbcnt, CONFIG_SYS_PBCNT);
+ out_be16(&gpio->gpio_pbddr, CONFIG_SYS_PBDDR);
+ out_be16(&gpio->gpio_pbdat, CONFIG_SYS_PBDAT);
+ out_be32(&gpio->gpio_pdcnt, CONFIG_SYS_PDCNT);
+
+ /* Memory Controller: */
+ out_be32(&csctrl->cs_br0, CONFIG_SYS_BR0_PRELIM);
+ out_be32(&csctrl->cs_or0, CONFIG_SYS_OR0_PRELIM);
+
+#if (defined(CONFIG_SYS_OR1_PRELIM) && defined(CONFIG_SYS_BR1_PRELIM))
+ out_be32(&csctrl->cs_br1, CONFIG_SYS_BR1_PRELIM);
+ out_be32(&csctrl->cs_or1, CONFIG_SYS_OR1_PRELIM);
+#endif
+
+#if defined(CONFIG_SYS_OR2_PRELIM) && defined(CONFIG_SYS_BR2_PRELIM)
+ out_be32(&csctrl->cs_br2, CONFIG_SYS_BR2_PRELIM);
+ out_be32(&csctrl->cs_or2, CONFIG_SYS_OR2_PRELIM);
+#endif
+
+#if defined(CONFIG_SYS_OR3_PRELIM) && defined(CONFIG_SYS_BR3_PRELIM)
+ out_be32(&csctrl->cs_br3, CONFIG_SYS_BR3_PRELIM);
+ out_be32(&csctrl->cs_or3, CONFIG_SYS_OR3_PRELIM);
+#endif
+
+#if defined(CONFIG_SYS_OR4_PRELIM) && defined(CONFIG_SYS_BR4_PRELIM)
+ out_be32(&csctrl->cs_br4, CONFIG_SYS_BR4_PRELIM);
+ out_be32(&csctrl->cs_or4, CONFIG_SYS_OR4_PRELIM);
+#endif
+
+#if defined(CONFIG_SYS_OR5_PRELIM) && defined(CONFIG_SYS_BR5_PRELIM)
+ out_be32(&csctrl->cs_br5, CONFIG_SYS_BR5_PRELIM);
+ out_be32(&csctrl->cs_or5, CONFIG_SYS_OR5_PRELIM);
+#endif
+
+#if defined(CONFIG_SYS_OR6_PRELIM) && defined(CONFIG_SYS_BR6_PRELIM)
+ out_be32(&csctrl->cs_br6, CONFIG_SYS_BR6_PRELIM);
+ out_be32(&csctrl->cs_or6, CONFIG_SYS_OR6_PRELIM);
+#endif
+
+#if defined(CONFIG_SYS_OR7_PRELIM) && defined(CONFIG_SYS_BR7_PRELIM)
+ out_be32(&csctrl->cs_br7, CONFIG_SYS_BR7_PRELIM);
+ out_be32(&csctrl->cs_or7, CONFIG_SYS_OR7_PRELIM);
+#endif
+
+#endif /* #ifndef CONFIG_MONITOR_IS_IN_RAM */
+
+ /* enable instruction cache now */
+ icache_enable();
+
+}
+
+/*
+ * initialize higher level parts of CPU like timers
+ */
+int cpu_init_r(void)
+{
+ return (0);
+}
+
+void uart_port_conf(int port)
+{
+ gpio_t *gpio = (gpio_t *) MMAP_GPIO;
+
+ /* Setup Ports: */
+ switch (port) {
+ case 0:
+ clrbits_be32(&gpio->gpio_pbcnt,
+ GPIO_PBCNT_PB0MSK | GPIO_PBCNT_PB1MSK);
+ setbits_be32(&gpio->gpio_pbcnt,
+ GPIO_PBCNT_URT0_TXD | GPIO_PBCNT_URT0_RXD);
+ break;
+ case 1:
+ clrbits_be32(&gpio->gpio_pdcnt,
+ GPIO_PDCNT_PD1MSK | GPIO_PDCNT_PD4MSK);
+ setbits_be32(&gpio->gpio_pdcnt,
+ GPIO_PDCNT_URT1_RXD | GPIO_PDCNT_URT1_TXD);
+ break;
+ }
+}
+
+#if defined(CONFIG_CMD_NET)
+int fecpin_setclear(struct eth_device *dev, int setclear)
+{
+ gpio_t *gpio = (gpio_t *) MMAP_GPIO;
+
+ if (setclear) {
+ setbits_be32(&gpio->gpio_pbcnt,
+ GPIO_PBCNT_E_MDC | GPIO_PBCNT_E_RXER |
+ GPIO_PBCNT_E_RXD1 | GPIO_PBCNT_E_RXD2 |
+ GPIO_PBCNT_E_RXD3 | GPIO_PBCNT_E_TXD1 |
+ GPIO_PBCNT_E_TXD2 | GPIO_PBCNT_E_TXD3);
+ } else {
+ }
+ return 0;
+}
+#endif /* CONFIG_CMD_NET */
+#endif /* #if defined(CONFIG_M5272) */
+
+#if defined(CONFIG_M5275)
+
+/*
+ * Breathe some life into the CPU...
+ *
+ * Set up the memory map,
+ * initialize a bunch of registers,
+ * initialize the UPM's
+ */
+void cpu_init_f(void)
+{
+ /*
+ * if we come from RAM we assume the CPU is
+ * already initialized.
+ */
+
+#ifndef CONFIG_MONITOR_IS_IN_RAM
+ wdog_t *wdog_reg = (wdog_t *) (MMAP_WDOG);
+ gpio_t *gpio_reg = (gpio_t *) (MMAP_GPIO);
+
+ /* Kill watchdog so we can initialize the PLL */
+ out_be16(&wdog_reg->wcr, 0);
+
+ /* FlexBus Chipselect */
+ init_fbcs();
+#endif /* #ifndef CONFIG_MONITOR_IS_IN_RAM */
+
+#ifdef CONFIG_SYS_I2C_FSL
+ CONFIG_SYS_I2C_PINMUX_REG &= CONFIG_SYS_I2C_PINMUX_CLR;
+ CONFIG_SYS_I2C_PINMUX_REG |= CONFIG_SYS_I2C_PINMUX_SET;
+#endif
+
+ /* enable instruction cache now */
+ icache_enable();
+}
+
+/*
+ * initialize higher level parts of CPU like timers
+ */
+int cpu_init_r(void)
+{
+ return (0);
+}
+
+void uart_port_conf(int port)
+{
+ gpio_t *gpio = (gpio_t *) MMAP_GPIO;
+
+ /* Setup Ports: */
+ switch (port) {
+ case 0:
+ clrbits_be16(&gpio->par_uart, UART0_ENABLE_MASK);
+ setbits_be16(&gpio->par_uart, UART0_ENABLE_MASK);
+ break;
+ case 1:
+ clrbits_be16(&gpio->par_uart, UART1_ENABLE_MASK);
+ setbits_be16(&gpio->par_uart, UART1_ENABLE_MASK);
+ break;
+ case 2:
+ clrbits_be16(&gpio->par_uart, UART2_ENABLE_MASK);
+ setbits_be16(&gpio->par_uart, UART2_ENABLE_MASK);
+ break;
+ }
+}
+
+#if defined(CONFIG_CMD_NET)
+int fecpin_setclear(struct eth_device *dev, int setclear)
+{
+ struct fec_info_s *info = (struct fec_info_s *) dev->priv;
+ gpio_t *gpio = (gpio_t *)MMAP_GPIO;
+
+ if (setclear) {
+ /* Enable Ethernet pins */
+ if (info->iobase == CONFIG_SYS_FEC0_IOBASE) {
+ setbits_be16(&gpio->par_feci2c, 0x0f00);
+ setbits_8(&gpio->par_fec0hl, 0xc0);
+ } else {
+ setbits_be16(&gpio->par_feci2c, 0x00a0);
+ setbits_8(&gpio->par_fec1hl, 0xc0);
+ }
+ } else {
+ if (info->iobase == CONFIG_SYS_FEC0_IOBASE) {
+ clrbits_be16(&gpio->par_feci2c, 0x0f00);
+ clrbits_8(&gpio->par_fec0hl, 0xc0);
+ } else {
+ clrbits_be16(&gpio->par_feci2c, 0x00a0);
+ clrbits_8(&gpio->par_fec1hl, 0xc0);
+ }
+ }
+
+ return 0;
+}
+#endif /* CONFIG_CMD_NET */
+#endif /* #if defined(CONFIG_M5275) */
+
+#if defined(CONFIG_M5282)
+/*
+ * Breath some life into the CPU...
+ *
+ * Set up the memory map,
+ * initialize a bunch of registers,
+ * initialize the UPM's
+ */
+void cpu_init_f(void)
+{
+#ifndef CONFIG_WATCHDOG
+ /* disable watchdog if we aren't using it */
+ MCFWTM_WCR = 0;
+#endif
+
+#ifndef CONFIG_MONITOR_IS_IN_RAM
+ /* Set speed /PLL */
+ MCFCLOCK_SYNCR =
+ MCFCLOCK_SYNCR_MFD(CONFIG_SYS_MFD) |
+ MCFCLOCK_SYNCR_RFD(CONFIG_SYS_RFD);
+ while (!(MCFCLOCK_SYNSR & MCFCLOCK_SYNSR_LOCK)) ;
+
+ MCFGPIO_PBCDPAR = 0xc0;
+
+ /* Set up the GPIO ports */
+#ifdef CONFIG_SYS_PEPAR
+ MCFGPIO_PEPAR = CONFIG_SYS_PEPAR;
+#endif
+#ifdef CONFIG_SYS_PFPAR
+ MCFGPIO_PFPAR = CONFIG_SYS_PFPAR;
+#endif
+#ifdef CONFIG_SYS_PJPAR
+ MCFGPIO_PJPAR = CONFIG_SYS_PJPAR;
+#endif
+#ifdef CONFIG_SYS_PSDPAR
+ MCFGPIO_PSDPAR = CONFIG_SYS_PSDPAR;
+#endif
+#ifdef CONFIG_SYS_PASPAR
+ MCFGPIO_PASPAR = CONFIG_SYS_PASPAR;
+#endif
+#ifdef CONFIG_SYS_PEHLPAR
+ MCFGPIO_PEHLPAR = CONFIG_SYS_PEHLPAR;
+#endif
+#ifdef CONFIG_SYS_PQSPAR
+ MCFGPIO_PQSPAR = CONFIG_SYS_PQSPAR;
+#endif
+#ifdef CONFIG_SYS_PTCPAR
+ MCFGPIO_PTCPAR = CONFIG_SYS_PTCPAR;
+#endif
+#if defined(CONFIG_SYS_PORTTC)
+ MCFGPIO_PORTTC = CONFIG_SYS_PORTTC;
+#endif
+#if defined(CONFIG_SYS_DDRTC)
+ MCFGPIO_DDRTC = CONFIG_SYS_DDRTC;
+#endif
+#ifdef CONFIG_SYS_PTDPAR
+ MCFGPIO_PTDPAR = CONFIG_SYS_PTDPAR;
+#endif
+#ifdef CONFIG_SYS_PUAPAR
+ MCFGPIO_PUAPAR = CONFIG_SYS_PUAPAR;
+#endif
+
+#if defined(CONFIG_SYS_DDRD)
+ MCFGPIO_DDRD = CONFIG_SYS_DDRD;
+#endif
+#ifdef CONFIG_SYS_DDRUA
+ MCFGPIO_DDRUA = CONFIG_SYS_DDRUA;
+#endif
+
+ /* FlexBus Chipselect */
+ init_fbcs();
+
+#endif /* CONFIG_MONITOR_IS_IN_RAM */
+
+ /* defer enabling cache until boot (see do_go) */
+ /* icache_enable(); */
+}
+
+/*
+ * initialize higher level parts of CPU like timers
+ */
+int cpu_init_r(void)
+{
+ return (0);
+}
+
+void uart_port_conf(int port)
+{
+ /* Setup Ports: */
+ switch (port) {
+ case 0:
+ MCFGPIO_PUAPAR &= 0xFc;
+ MCFGPIO_PUAPAR |= 0x03;
+ break;
+ case 1:
+ MCFGPIO_PUAPAR &= 0xF3;
+ MCFGPIO_PUAPAR |= 0x0C;
+ break;
+ case 2:
+ MCFGPIO_PASPAR &= 0xFF0F;
+ MCFGPIO_PASPAR |= 0x00A0;
+ break;
+ }
+}
+
+#if defined(CONFIG_CMD_NET)
+int fecpin_setclear(struct eth_device *dev, int setclear)
+{
+ if (setclear) {
+ MCFGPIO_PASPAR |= 0x0F00;
+ MCFGPIO_PEHLPAR = CONFIG_SYS_PEHLPAR;
+ } else {
+ MCFGPIO_PASPAR &= 0xF0FF;
+ MCFGPIO_PEHLPAR &= ~CONFIG_SYS_PEHLPAR;
+ }
+ return 0;
+}
+#endif /* CONFIG_CMD_NET */
+#endif
+
+#if defined(CONFIG_M5249)
+/*
+ * Breath some life into the CPU...
+ *
+ * Set up the memory map,
+ * initialize a bunch of registers,
+ * initialize the UPM's
+ */
+void cpu_init_f(void)
+{
+ /*
+ * NOTE: by setting the GPIO_FUNCTION registers, we ensure that the UART pins
+ * (UART0: gpio 30,27, UART1: gpio 31, 28) will be used as UART pins
+ * which is their primary function.
+ * ~Jeremy
+ */
+ mbar2_writeLong(MCFSIM_GPIO_FUNC, CONFIG_SYS_GPIO_FUNC);
+ mbar2_writeLong(MCFSIM_GPIO1_FUNC, CONFIG_SYS_GPIO1_FUNC);
+ mbar2_writeLong(MCFSIM_GPIO_EN, CONFIG_SYS_GPIO_EN);
+ mbar2_writeLong(MCFSIM_GPIO1_EN, CONFIG_SYS_GPIO1_EN);
+ mbar2_writeLong(MCFSIM_GPIO_OUT, CONFIG_SYS_GPIO_OUT);
+ mbar2_writeLong(MCFSIM_GPIO1_OUT, CONFIG_SYS_GPIO1_OUT);
+
+ /*
+ * dBug Compliance:
+ * You can verify these values by using dBug's 'ird'
+ * (Internal Register Display) command
+ * ~Jeremy
+ *
+ */
+ mbar_writeByte(MCFSIM_MPARK, 0x30); /* 5249 Internal Core takes priority over DMA */
+ mbar_writeByte(MCFSIM_SYPCR, 0x00);
+ mbar_writeByte(MCFSIM_SWIVR, 0x0f);
+ mbar_writeByte(MCFSIM_SWSR, 0x00);
+ mbar_writeLong(MCFSIM_IMR, 0xfffffbff);
+ mbar_writeByte(MCFSIM_SWDICR, 0x00);
+ mbar_writeByte(MCFSIM_TIMER1ICR, 0x00);
+ mbar_writeByte(MCFSIM_TIMER2ICR, 0x88);
+ mbar_writeByte(MCFSIM_I2CICR, 0x00);
+ mbar_writeByte(MCFSIM_UART1ICR, 0x00);
+ mbar_writeByte(MCFSIM_UART2ICR, 0x00);
+ mbar_writeByte(MCFSIM_ICR6, 0x00);
+ mbar_writeByte(MCFSIM_ICR7, 0x00);
+ mbar_writeByte(MCFSIM_ICR8, 0x00);
+ mbar_writeByte(MCFSIM_ICR9, 0x00);
+ mbar_writeByte(MCFSIM_QSPIICR, 0x00);
+
+ mbar2_writeLong(MCFSIM_GPIO_INT_EN, 0x00000080);
+ mbar2_writeByte(MCFSIM_INTBASE, 0x40); /* Base interrupts at 64 */
+ mbar2_writeByte(MCFSIM_SPURVEC, 0x00);
+ mbar2_writeLong(MCFSIM_IDECONFIG1, 0x00000020); /* Enable a 1 cycle pre-drive cycle on CS1 */
+
+ /* Setup interrupt priorities for gpio7 */
+ /* mbar2_writeLong(MCFSIM_INTLEV5, 0x70000000); */
+
+ /* IDE Config registers */
+ mbar2_writeLong(MCFSIM_IDECONFIG1, 0x00000020);
+ mbar2_writeLong(MCFSIM_IDECONFIG2, 0x00000000);
+
+ /* FlexBus Chipselect */
+ init_fbcs();
+
+ /* enable instruction cache now */
+ icache_enable();
+}
+
+/*
+ * initialize higher level parts of CPU like timers
+ */
+int cpu_init_r(void)
+{
+ return (0);
+}
+
+void uart_port_conf(int port)
+{
+}
+#endif /* #if defined(CONFIG_M5249) */
Code Review / kvmfornfv.git / blobdiff